Section 268(2) in West Bengal Municipal Corporation Act, 2006
(2)If any of the persons upon whom a notice has been served under sub-section (1) appears, in pursuance thereof, before the Commissioner and gives an undertaking that such person shall, within a period specified by the Commissioner, execute such work of improvement in relation of the building as will, in the opinion of the Commissioner, render the building fit for human habitation or that the building shall not be used for human habitation until the Commissioner, on being satisfied that it has been rendered fit for human habitation, cancels the undertaking, the Commissioner shall not make an order of demolition of the building.